21. Choose the correct synonym of the word “Oval”

22. Among the synonyms of O, the synonym of “Ovation” is:

23. Choose the correct synonym of the word “Overwhelm”

24. Choose the correct synonym of the word “Ominous”

25. Among the synonyms of O, the synonym of “Onerous” is:

26. Choose the correct synonym of the word “Obsolete”

27. Among the synonyms of O, the synonym of “Obtuse” is:

28. Choose the correct synonym of the word “Originate”

29. Among the synonyms of O, the synonym of “Occult” is:

30. Choose the correct synonym of the word “Obscure”